Area Circle Calculator Posted by Calculator Study April 3, 2025 Area Circle Calculator | Instant Circle Area Calculation Calculate Circle Area Calculate Clear Circle Area Formula The fundamental formula for calculating circle area is: A = πr² Where: A = Area π (Pi) ≈ 3.14159 r = Radius of the circle How to calculate the length of an arc Post navigation Previous Post How to calculate surface areaNext PostArea of a trapezoid calculator